•  Analog interface

― 3x 12bit 5Msps high-speed ADCs, available in 12/10/8/6 bit mode, sampling rate up to 9Msps in 6bit mode and up to 31 external single-ended input channels, supporting differential mode

― 2x 12bit DAC, sampling rate 1Msps

― Support external input independent reference voltage source

― All analog interfaces support full voltage from 1.8 to 3.6V

•  2x high-speed DMA controllers, each controller supports 8 channels, channel source address and destination address can be arbitrarily configurable

•  RTC real-time clock, support leap year perpetual calendar, alarm clock event, periodic wake up, support internal and external clock calibration

•  Timing counter

― 2x 16bit advanced timer counters, support input capture, complementary output, orthogonal coding input and other functions, the highest control accuracy of 6.9ns;Each timer has four independent channels, three of which support 6 complementary PWM output

― 4x 16bit general timer counters, each timer has four independent channels, support input capture/output comparison /PWM output

― 2x 16bit basic timer counters

― 1x 24bit SysTick

― 1x 7bit Window Watchdog (WWDG)

― 1x 12bit Independent Watchdog (IWDG)

•  Programming mode

― Support SWD/JTAG online debugging interface

― Support UART and USB Bootloader

•  Security features

― Built-in cryptographic algorithm hardware acceleration engine

― Supports AES, DES, SHA, SM1, SM3, SM4, SM7, and MD5 algorithms

― Flash Storage encryption, Multi-user Partition Management (MMU)

― TRNG true random number generator

― CRC16/32 operation

― Support write protection (WRP), multiple read protection (RDP) levels (L0/L1/L2)

― Support security startup, program encryption download, security updates

― Support clock failure detection, anti-disassembly detection

•  96-bit UID and 128-bit UCID

•  Working conditions

― Operating voltage range: 1.8V~3.6V

― Operating temperature range: -40℃ ~ 105℃

― ESD: ±4KV (HBM model), ±1KV (CDM model)